Oscillator damped by a constant-magnitude friction force

American Journal of Physics

Volumn 72, Issue 4, 2004, Pages 477-483

  Marchewka, Avi ^a   Abbott, David S ^b   Beichner, Robert J ^a  

^a NORTH CAROLINA STATE UNIVERSITY   (United States)

^b DARTMOUTH COLLEGE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 1842664395     PISSN: 00029505     EISSN: None     Source Type: Journal    
DOI: 10.1119/1.1624113     Document Type: Article

References (15)

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3. Randall D. Knight, An Instructor's Guide to Introductory Physics (Addison-Wesley, San Fransisco, CA, 2002).
4. Lillian C. McDermott, Peter S. Shaffer, and The Physics Education Group, Tutorials in Introductory Physics and Homework Package (Prentice-Hall, Upper Saddle River, NJ, 2001).
5. Patricia Heller and Mark Hollabaugh, "Teaching problem solving through cooperative grouping. 2. Designing problems and structuring groups," Am. J. Phys. 60, 637-644 (1992).
6. More information on the SCALE-UP project is available at 〈http://www.ncsu.edu/per〉.
7. Interactive Physics, MCS Software, Mandeville, LA. Information about the software can be found at 〈http://interactivephysics.com〉.
8. VPython is free and open source. An introduction to VPython can be found at 〈http://vpython.org〉.
9. The only book we found that analyzes this system is Douglas A. Quadling and Allan R. D. Ramsay, Introduction to Advanced Mechanics (Bell, London, 1962).
10. It is tempting to solve for the total distance traveled by equating the initial elastic energy with the product of frictional force and distance. The approach fails, however, because there is no guarantee that the block comes to rest at the spring's equilibrium position.
11. Bruce Sherwood, "Pseudowork and real work," Am. J. Phys. 51, 597-602 (1983).
12. A. John Mallinckrodt and Harvey S. Leff, "All about work," Am. J. Phys. 60, 356-365 (1992).
13. Raymond A. Serway and Robert J. Beichner, Physics for Scientists and Engineers (Saunders, New York, 2000), 5th ed., Vol. 1, p. 133.
14. The int* function defined here is almost identical to the commonly used int (integer part) function. If x is not an integer, int*(x) = int(x). If x is an integer, int*(x) = int(x) - 1.
15. Ruth Chabay and Bruce Sherwood, Matter and Interactions (Wiley, New York, 2002), Vols. 1 and 2.